Technical Data; Electronic Unit - Siemens UH50 Manual Del Usuario

6.

Technical Data

Note: The information on the meter must be observed!
General
Measuring accuracy Class 2 or 3 (EN 1434)
Environment class A (EN 1434) for indoor installation
Mechanical class M1 *)
Electromagnetic class E1 *)
*) according to 2004/22/EC Directive on Measuring Instruments
Ambient humidity <93 % rel. humidity at 25 °C, without condensation
Max. height 2000 m above sea level
Storage temperature -20 ... 60 °C

Electronic unit

Ambient temperature 5 ... 55°C
Housing protection rating IP 54 according to EN 60529
Safety class
Line 110 / 230 V AC II according to EN 61558
Line 24 V ACDC III according to EN 61558
Operation threshold f. T 0.2 K
Temperature difference T 3 K ... 120 K
Temperature measurement 0 ... 180 °C
range
LCD 7 digit
Optical interface Standard, EN 62056-21
Communication Optional, e.g. M-Bus
Separability Always, optional cable length
Sensor
Type Pt 500 or Pt 100
According to EN 60751
Temperature range 0 ... 150 °C (up to 45 mm overall length)
0 ... 180 °C (from 100 mm overall length)
Volume measurement unit
Protection class IP 54 / IP 65 according to EN 60529
Mounting place Hot side / cold side
Installation position Any
Flow straightening None
Measuring range 1:100
Temperature range 5 ... 130 °C
National type approvals may be different.
recommended...
...heating application 10 ... 130 °C
...cooling application 5 ... 50 °C
Maximum overload 2,8 × qp
Nominal pressure PN16 (PS16), PN25 (PS25)
Siemens Building Technologies
Note: The documentation made available or acquired
along with our products (appliances, applications, tools
etc.) must be read carefully and completely prior to
use.
We require the users of the products and documents
to be appropriately authorised and trained and to have
appropriate specialist knowledge so that the products
can be used correctly.
Additional information about the products and applica-
tions can be found at:
 Your nearest
www.siemens.com/sbt or the system supplier
Please be aware that Siemens will not be held legally
liable for any damage which results from non-
adherence to or inappropriate adherence to the points
above.
CE2B5324xx
Siemens location
08.08.2017 11